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故障现象一辆2010款东风本田CR-V车(配备R20A1 2.0 L发动机,采用半自动空调),累计行驶里程约为9.4万km,出现空调系统不制冷的故障。故障诊断据了解得知,该车因该故障曾在其他维修企业维修过,更换过空调压缩机电磁离合器线圈,但是故障没有排除。接车后,对车辆空调系统进行基本检查。起动发动机,接通空调开关,空调出风口吹出自然风。打开发动机室盖,发现此时空调压缩机不工作。首先连接制冷剂鉴别仪,对制冷剂类
Fault phenomenon A 2010 Dongfeng Honda CR-V (equipped with R20A1 2.0 L engine, semi-automatic air conditioning), the cumulative mileage of about 94,000 km, the air conditioning system is not cooling failure. It is understood that the car because of the fault has been repaired in other maintenance companies, replaced the air conditioner compressor electromagnetic clutch coil, but the fault did not rule out. After the car, the vehicle air-conditioning system for basic inspection. Start the engine, turn on the air conditioning switch, air conditioning air outlet blowing natural wind. Open the engine room cover and found that the air conditioner compressor does not work at this time. First connect the refrigerant discriminator, the refrigerant category